8908492451 has 2 divisors, whose sum is σ = 8908492452. Its totient is φ = 8908492450.

The previous prime is 8908492447. The next prime is 8908492487. The reversal of 8908492451 is 1542948098.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8908492451 - 2² = 8908492447 is a prime.

It is a super-2 number, since 2×8908492451² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 8908492451.

It is not a weakly prime, because it can be changed into another prime (8908492441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4454246225 + 4454246226.

It is an arithmetic number, because the mean of its divisors is an integer number (4454246226).

Almost surely, 2^8908492451 is an apocalyptic number.

8908492451 is a deficient number, since it is larger than the sum of its proper divisors (1).

8908492451 is an equidigital number, since it uses as much as digits as its factorization.

8908492451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 829440, while the sum is 50.

The square root of 8908492451 is about 94384.8104887646. The cubic root of 8908492451 is about 2073.0100398312.

The spelling of 8908492451 in words is "eight billion, nine hundred eight million, four hundred ninety-two thousand, four hundred fifty-one".